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Beatrix, who died aged 77 in December 1943, first brought the rabbit to life in an illustrated letter to her former governess' five-year-old son.

The famed children's author was inspired to write about Peter for the first time in 1901 in her well-loved illustrated book.

Joining forces: The actress (pictured in London, December 2017) is a galaxy far, far away from Star Wars character Rey when she hops into the character of Cotton Tail, who is one of the sisters of the rebellious rabbit

Fabulous fun as Flopsy! Margot revealed she was delighted to land a role in the animated movie as she grew up reading Beatrix's Peter Rabbit books in recent weeks

Although the writer first self published her book to share with her friends and family, she went onto secure a deal with Frederick Warne.

Margot revealed she was delighted to land a role in the animated movie as she grew up reading Beatrix's Peter Rabbit books in recent weeks.

In a column for Harper's Bazaar, the actress divulged she twitched her nose to imitate a rabbit which helped her best get into character.

She penned in the fashion publication: 'In the film I play Flopsy, one of Peter’s well behaved sisters. To get into character, I watched a lot of videos about rabbits so I could study how their faces move.

Storytelling: The Hollywood movie will chart the story of the mischievous Peter who goes exploring in Mr McGregor's vegetable garden despite his mother's warnings

Perfect fit: Comedian James Corden (pictured in Los Angeles, October 2017) is a great fit for the cheeky creature, while Margot takes on the role of his well behaved sister Flopsy and Elizabeth Debicki as Mopsy

Cheeky creature: Beatrix, who died aged 77 in December 1943, first brought the rabbit to life in an illustrated letter to her former governess' five-year-old son

'In between takes, I’d twitch my nose to remind myself I was a rabbit. Flopsy has a lisp, which makes her painfully self-conscious and kind of indignant at the same time.

'As I was preparing for the role, I went through a lot of English personalities before I settled on Sharon Osbourne. I love her voice—it’s brilliant!'

Peter Rabbit will be in theaters in the US on February 9 but it will come to cinemas across the UK on March 16.

Up to no good! Although the writer first self published her book to share with her friends and family, she went onto secure a deal with Frederick Warne

Must see: Peter Rabbit will be in theaters in the US on February 9 but it will come to cinemas across the UK on March 16